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// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
/*
* nld_9322.cpp
*
* 9322: Quad 2-Line to 1-Line Data Selectors/Multiplexers
*
* +------------+
* SELECT |1 ++ 16| VCC
* A1 |2 15| STROBE
* B1 |3 14| A4
* Y1 |4 9322 13| B4
* A2 |5 12| Y4
* B2 |6 11| A3
* Y2 |7 10| B3
* GND |8 9| Y3
* +------------+
*
*/
#include "nld_9322.h"
#include "nl_base.h"
namespace netlist
{
namespace devices
{
class NETLIB_NAME(9322);
NETLIB_OBJECT(9322_GATE)
{
NETLIB_CONSTRUCTOR(9322_GATE)
, m_A(*this, "A", NETLIB_DELEGATE(inputs))
, m_B(*this, "B", NETLIB_DELEGATE(inputs))
, m_SELECT(*this, "SELECT", NETLIB_DELEGATE(inputs))
, m_STROBE(*this, "STROBE", NETLIB_DELEGATE(inputs))
, m_Y(*this, "Y")
, m_power_pins(*this)
{
}
// FIXME: Timing
NETLIB_HANDLERI(inputs)
{
if (m_STROBE())
m_Y.push(0, NLTIME_FROM_NS(21));
else if (m_SELECT())
m_Y.push(m_B(), NLTIME_FROM_NS(14));
else
m_Y.push(m_A(), NLTIME_FROM_NS(14));
}
public:
logic_input_t m_A;
logic_input_t m_B;
logic_input_t m_SELECT;
logic_input_t m_STROBE;
logic_output_t m_Y;
nld_power_pins m_power_pins;
};
NETLIB_OBJECT(9322)
{
NETLIB_CONSTRUCTOR(9322)
, m_1(*this, "A")
, m_2(*this, "B")
, m_3(*this, "C")
, m_4(*this, "D")
{
register_subalias("A1", "A.A");
register_subalias("B1", "A.B");
register_subalias("Y1", "A.Y");
register_subalias("A2", "B.A");
register_subalias("B2", "B.B");
register_subalias("Y2", "B.Y");
register_subalias("A3", "C.A");
register_subalias("B3", "C.B");
register_subalias("Y3", "C.Y");
register_subalias("A4", "D.A");
register_subalias("B4", "D.B");
register_subalias("Y4", "D.Y");
connect("A.VCC", "B.VCC");
connect("A.VCC", "C.VCC");
connect("A.VCC", "D.VCC");
connect("A.GND", "B.GND");
connect("A.GND", "C.GND");
connect("A.GND", "D.GND");
connect("A.SELECT", "B.SELECT");
connect("A.SELECT", "C.SELECT");
connect("A.SELECT", "D.SELECT");
connect("A.STROBE", "B.STROBE");
connect("A.STROBE", "C.STROBE");
connect("A.STROBE", "D.STROBE");
register_subalias("SELECT", "A.SELECT");
register_subalias("STROBE", "A.STROBE");
register_subalias("GND", "A.GND");
register_subalias("VCC", "B.VCC");
}
private:
NETLIB_SUB(9322_GATE) m_1;
NETLIB_SUB(9322_GATE) m_2;
NETLIB_SUB(9322_GATE) m_3;
NETLIB_SUB(9322_GATE) m_4;
};
NETLIB_DEVICE_IMPL(9322, "TTL_9322", "+SELECT,+A1,+B1,+A2,+B2,+A3,+B3,+A4,+B4,+STROBE,@VCC,@GND")
} //namespace devices
} // namespace netlist
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